AWEI A780BL Wireless Stereo Headphone, Advanced Noise Reduction , Hi-Res Audio with Dual 40mm Drivers, Extended Battery Life, Low Latency Game Mode, Foldable, Ergonomic Design, Black | A780BL Specifications: Bluetooth Version: V5.0 Material: ABS Type: Over-ear Standby Time: 100h Talk Time: 13 - 15h Music Play Time: 12h Charging Time: 2h Charging Voltage: DC5V Battery Capacity: 250mAh Profile Support: HFP | A2DP | AVCTP | AVDTP | AVRCP Connectivity: Wired and Wireless Package size (L x W x H): 21.30 x 22.30 x 5.90 cm / 8.39 x 8.78 x 2.32 inches Package weight: 540g Product size (L x W x H): 17.00 x 14.00 x 6.00 cm / 6.69 x 5.51 x 2.36 inches Product weight: 150g